If ` y= (1)/(sqrt( 3x+ 7) )- (1)/(sqrt(7-3x) ),then (dy)/(dx) ` =

If y=sqrt(x)+(1)/(sqrt(x)) , then (dy)/(dx) at x=1 is

If y =1/sqrt(3x^(2) - 2x-1) then (dy)/(dx) =?

If y=cos^(-1){(2x-3sqrt(1-x^(2)))/(sqrt(13))}, find (dy)/(dx)

If y= sqrt(x-1) +sqrt( x+1) ,then (dy)/(dx)

If y = "Tan^(-1) (((3-x)sqrt(x))/(1 - 3x)) then (dy)/(dx) =

If y=sin ^(-1) ((3x +4 sqrt(1-x^(2)))/( 5)),then (dy)/(dx)=

If y=(1)/(3)"log" (x+1)/(sqrt(x^(2)-x+1))+(1)/(sqrt(3))"tan"^(-1)(2x-1)/(sqrt(3)) , show that, (dy)/(dx)=(1)/(x^(3)+1)

If e^(y)=(sqrt(1+x)+sqrt(1-x))/(sqrt(1+x)-sqrt(1-x))," then "(dy)/(dx)=